insurance so requires) after written notice of such lapse or cancellation shall have been given to Lessee.  Each policy shall contain an agreement by the Insurer to provide Lessee with thirty (30) days’ advance written notice of any deletion, cancellation, or material change in coverage.  Each insurance policy required hereunder shall be issued by a company or companies that is qualified to do business in the United States and that (i) will submit to the jurisdiction of any competent state or federal court in the United States with regard to any dispute arising out of the policy of insurance or concerning the parties herein; and (ii) will respond to any claim or judgment against Lessee in any competent state or federal court in the United States or its territories.  Each such policy shall be primary without any right of contribution from any insurance maintained by Lessee, including excess insurance which Lessee shall have the right to maintain for its sole benefit. Upon the prior written mutual agreement of Lessee and Lessor and the written consent of Lessee’s insurer, the parties may amend this provision so that Lessee’s liability coverage will be primary when Lessee has operational control of the flight during Lessee’s period(s) of possession.